Section
407b, act Mar. 4, 1933, ch. 275, § 2,47 Stat. 1569, which related to modification of contracts for sale of timber to individual allottee, was omitted in view of the expiration of section
407a of this title.

Section
407c, act Mar. 4, 1933, ch. 275, § 3,47 Stat. 1569, which related to preference to indian labor in modified contracts, was omitted in view of the expiration of section
407a of this title.